Write an equation that you can use to solve for the height of the triangle (x). Notice that the perimeter is 48 feet. A. 48 = 12 + 20 + x
B. 48 = 12(x)/2
C. 48 = 12(x) (20)
D. 48 = 12 + 20 - x

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints

Which of the following is an example of conditional probability